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Programmable Controllers MELSEC
FAQ within [ Programmable Controllers MELSEC ]
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Overall cable distance and station-to-station distance in CC-Link networks
The overall cable distance and station-to-station distance depend on the version and the transmission speed. Figure 1 shows the case with Ver.1.10-compatibl... More Details >>
- No:23028
- Release Date:2018/09/03 17:31
- Update:2018/09/26 10:14
- Category: Network related products
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Use CC-Link dedicated cables. General-purpose cables cannot be used. More Details >>
- No:23027
- Release Date:2018/09/03 17:31
- Category: Network related products
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Using a FROM/TO instruction after AJ71UC24 is replaced with QJ71C24N
I/O signals and buffer memory addresses need to be changed but data communications can be conducted using a FROM/TO instruction and X/Y signals. More Details >>
- No:23017
- Release Date:2018/09/03 17:31
- Category: Network related products
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CC-Link master module settings
If each master module controls their own CC-Link networks, all master modules can be set as station 0 even though they are controlled by the same CPU. More Details >>
- No:23008
- Release Date:2018/09/03 17:31
- Category: Network related products
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Detecting the number of disconnections when using QJ71E71-100
The number of disconnections detected can be checked by reading the buffer memory address 5203H (Disconnection detection count). Disconnections are detected ... More Details >>
- No:23003
- Release Date:2018/09/03 17:31
- Update:2018/09/25 17:49
- Category: Network related products
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PLC parameter setting for QJ61BT11N
If the Network Parameter is used, CC-Link communication does not need the Select setting in the I/O assignment setting of the PLC parameter.If the parameter ... More Details >>
- No:23002
- Release Date:2018/09/03 17:31
- Category: Network related products
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Yes. More Details >>
- No:22998
- Release Date:2018/09/03 17:31
- Category: Network related products
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Parameter settings for a CC-Link master station and local stations
Local stations also need parameter settings. More Details >>
- No:22991
- Release Date:2018/09/03 17:31
- Category: Network related products
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Ethernet cables for the CC-Link IE Field Network
General-purpose Ethernet cables that meet the 1000BASE-T standard (category 5e or higher) can be used. We recommend double shielded cables. Recommended pro... More Details >>
- No:22989
- Release Date:2018/09/03 17:31
- Update:2019/06/27 15:47
- Category: Network related products
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Reception data read request signal of QJ71C24N not turn ON
The default receive complete code is CR+LF (0DH, 0AH). The default received data count is 511 words. Hence, at their defaults, Reception data read request si... More Details >>
- No:22984
- Release Date:2018/09/03 17:31
- Update:2018/09/25 17:22
- Category: Network related products
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